Inside network perimeter security
Subtitle: the definitive guide to  firewalls, VPNs, routers, and intrusion detection systems
By: primary authors, Stephen Northcutt ... [et al.] ; contributing authors, Mark Edmead ... [et al.].
Contributors: Northcutt, Stephen.; Edmead, Mark T.
Edition: 1st ed.
Publisher: New Riders
Published: 2003
Place of publication: Indianapolis, Ind
Language: eng
Number of pages: 678
Subjects: Computer networks -- Security measures.
Notes: Includes bibliographical references and index.